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ANALYSIS AND STUDY ON MEDIUM PLATE DEFECTION BY FLAW DETECTION
Author(s): 
Pages: 14-16
Year: Issue:  4
Journal: Henan Metallurgy

Keyword:  中板探伤裂纹气泡夹杂物;
Abstract: 利用金相检验、扫描电镜和断口分析的方法,对探伤不合格的中板进行分析,发现了MnS夹杂物、中心线裂纹和气泡,分析证明,这些缺陷是影响中板探伤不合格的因素.检验还发现中板中心存在异常组织,这使钢的脆性增加,轧制时这些缺陷得以扩展.
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